Mfr. Part #: B1E1C2
ID #: 186175
MCB UL1077 - 1000443 - 1P - 2A - C-curve - 5kA - 277Vac/125Vdc
| Specification | Details |
|---|---|
| Primary Brand | NOARK |
| Main Function | Miniature Circuit Breaker (MCB) |
| Product Series / Family Name | Electrical protection > Circuit breakers > Miniature Circuit Breakers (MCBs) > UL1077 |
| Sub-range Name | B1E series |
| Network Frequency | 50/60 Hz |
| Functions | Miniature Circuit Breaker (MCB) / supplementary protector |
| Design | Thermal-Magnetic inverse time-delay over-current release type |
| Tripping Curve | ""C"" Tripping curve (thermal overload trip occurs at currents ranging from 5 to 10 x the nominal current) |
| Poles | 1-pole (1P) |
| Rated Current | 2A |
| Rated Voltage (DC) | 125Vdc |
| Rated Voltage (AC) | 277Vac |
| Rated Impulse Voltage (Uimp) | 6 kV |
| Rated Insulation Voltage (Ui) | 500 V |
| Connection Type | Box lug connections |
| Cross-section | For #18AWG...#4AWG / 0.75mm²...25mm² conductors |
| Tripping Curve | C |
| Short Circuit Breaking Rating | 10kA (120Vac), 10kA (240Vac), 5kA (277Vac), 10kA (60Vdc) |
| Protection Functions | Overvoltage III |
| Mounting Mode | DIN rail |
| Degree of Protection | IP20 |
| Dimensions | H89.4mm x W17.8mm x D76mm (H3.52"" x W0.7"" x D2.99"") |
| Net Width | 35 mm |
| Ambient Air Temperature for Operation | -22°F...+167°F / -30°C...+75°C |
| Climatic Resistance | At +68°F (+20°C) the relative humidity does not exceed 90% At +104°F (+40°C) the relative humidity does not exceed 50% Altitude does not exceed 6561ft (2000m) |
| Electrical Durability (with load) | 6000 operations |
| Mechanical Durability (at no load) | 20000 operations |
| Order Code / Manufacturer SKU | B1E1C2, 1000443 |
| Manufacturer Product Status | Commercialized |
| Equivalent to | 1000443 |
| Compliant with Standard(s) | UL1077, CSA C22.2 No.235, UL Recognized for use in the United States in accordance with NFPA70 (NEC), UL1077 (file number E355391), IEC60947-2, CE marked, RoHS compliant |
| Benefits | - Breakers mount on standard 35mm DIN rail - Thermal-magnetic over-current protection - three levels of protection: B / C and D curves - Fulfills UL 1077, IEC 60947-2 standard - Field-installable shunt trip and auxiliary switch up to 63A - Module width of only 0.71 in (18 mm) per pole - Contact position indicator (red/green) |
| Degree of Pollution | 3 |
| Application Type | Supplementary Protection (Control circuits, Lighting, Business equipment, Appliances) |
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